thwartPronunciation: (thwôrt), [key]
to oppose successfully; prevent from accomplishing a purpose.
to frustrate or baffle (a plan, purpose, etc.).
to extend across.
a seat across a boat, esp. one used by a rower.
a transverse member spreading the gunwales of a canoe or the like.
passing or lying crosswise or across; cross; transverse.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.